Summary statistics for h4_2_hha2_c1_13 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- h4_2~2_c1_13 | 17 9564.471 8992.412 1037 27684 by Jean Roth , jroth@nber.org , 24 Aug 2018